black-and-white fine-art portrait

{
  "prompt": "Generate a 4K ultra-realistic black-and-white fine-art portrait featuring the man from the uploaded reference photo. He leans casually on a curved vintage wooden chair, body slightly tilted, one leg extended in front, giving a relaxed yet high-fashion silhouette. Outfit: tailored matte-black suit with subtle texture, black dress shirt tucked cleanly, sleek leather belt, polished narrow-toe dress shoes. Hair styled with soft natural waves. Background: deep charcoal backdrop with subtle film-grain texture for a classic editorial mood. Lighting: dramatic soft spotlight from the left, long shadows, strong depth and contrast. Camera: 90mm monochrome portrait lens, sharp detail and clean gradients. Mood: European art-house, calm, confident, cinematic"
}